[1][2] In 1974 Osusa decided to travel the DRC then Zaire, settling in Barumbu Kinshasa where he was first introduced to music by the Kenyan saxophonist Ben Nicholas.

Since then, Osusa has been a composer, recording artist, songwriter, promoter, band manager and producer.

He is the acting director of the organisation, assisted by some people with varied knowledge and skills in the wider field of arts and culture.

In 2014, Tabu Osusa with Ketebul Music was appointed by the Smithsonian Folkways to select artists and co-produce the albums African Rhythms: Songs from Kenya[3] Tabu Osusa was the lead author of Shades of Benga: The Story of Popular Music In Kenya 1946-2016.

The book published in August 2017 traces the origins of Kenya's popular music to the end of the Second World War to date.